291165556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{6691}}^1$

素因数の和:6772

約数の個数: 48

約数和(自身を含む): 593607168

約数和(自身を除く): 302441612

約数列:

[1, 2, 4, 11, 22, 23, 43, 44, 46, 86, 92, 172, 253, 473, 506, 946, 989, 1012, 1892, 1978, 3956, 6691, 10879, 13382, 21758, 26764, 43516, 73601, 147202, 153893, 287713, 294404, 307786, 575426, 615572, 1150852, 1692823, 3164843, 3385646, 6329686, 6617399, 6771292, 12659372, 13234798, 26469596, 72791389, 145582778, 291165556]

約数ペア:

[(1, 291165556), (2, 145582778), (4, 72791389), (11, 26469596), (22, 13234798), (23, 12659372), (43, 6771292), (44, 6617399), (46, 6329686), (86, 3385646), (92, 3164843), (172, 1692823), (253, 1150852), (473, 615572), (506, 575426), (946, 307786), (989, 294404), (1012, 287713), (1892, 153893), (1978, 147202), (3956, 73601), (6691, 43516), (10879, 26764), (13382, 21758)]